Results 51 to 60 of about 7,812 (175)

Nitrogen management challenges in major watersheds of South America

Environmental Research Letters, 2015
Urbanization and land use changes alter the nitrogen (N) cycle, with critical consequences for continental freshwater resources, coastal zones, and human health.
Mercedes M C Bustamante, Luiz Antonio Martinelli, Tibisay Pérez, Rafael Rasse, Jean Pierre H B Ometto, Felipe Siqueira Pacheco, Silvia Rafaela Machado Lins, Sorena Marquina   +7 more
doaj   +1 more source

Seasonal Patterns of the Caribbean Current and Its Influence on the Small Island of Curaçao

Journal of Geophysical Research: Oceans, Volume 131, Issue 5, May 2026.
Abstract Large‐scale ocean currents exhibit spatial and temporal variability that can influence local circulation patterns, particularly around small islands. Two distinct flow regimes were previously identified around the southern Caribbean island of Curaçao: (a) strong northwestward flow, and (b) cyclonic eddies or low‐energy conditions ...
Vesna Bertoncelj, Furu Mienis, Erik van Sebille   +2 more
wiley   +1 more source

Environmental and Ecological Information about the Llanos del Rio Orinoco: Orinoco-Apure Project: Sections 1 and 2

, 1985
This report includes sections one and two of a study of the Llanos del Rio Orinoco. The aim of this study is to establish relationships between the characteristics of plant communities of the Central Plains of Venezuela and geomorfogenetica and pedogenic
Raventós, José, Acevedo, Miguel F., Silva, Juan F.   +2 more
core  

Illegal Mining, Guerrillas and Disease: The Revolution’s Legacy to the Indigenous Peoples of the Upper Orinoco-Casiquiare Biosphere Reserve in Venezuela ́s Amazonia

, 2020
The Alto Orinoco - Casiquiare Biosphere Reserve (RBAOC) comprises one of the geographical areas of greatest cultural diversity in the entire Amazon; Indigenous communities of 17 different ethnic groups live there. Each of these peoples is the bearer of a
SOS Orinoco
core  

Cocodrilo del Orinoco

, 2017
El Instituto Humboldt, con la colaboración de expertos conocedores, identificó algunas áreas para la conservación del caimán llanero o cocodrilo del Orinoco (Crocodylus intermedius), el más amenazado de Colombia y en Peligro Crítico (CR) de extinción ...
Araque Jaramillo Juan Felipe
core  

Orinoco Delta Bibliography

, 1998
The Orinoco Delta Bibliography is the outcome of a project aimed at describing the geoenvironmental characteristics of the Orinoco Delta. Funding for this project is provided by Petr6leos de Venezuela, S.A. (PDVSA), through Desarrollo Arm6nico de Oriente
Guevara, Edgar H., Hovorka, Susan D.
core   +1 more source

Medicina tradicional en la comunidad garífuna de Orinoco

Wani
En la comunidad de Orinoco, municipio de Laguna de Perlas, RAAS, existe una iniciativa por rescatar e integrar la medicina tradicional al modelo de Salud.
Forn Prudencia López Stephen
doaj   +1 more source

Escarabajos coprófagos (Coleoptera: Scarabaeinae) de la Orinoquía colombiana

Biota Colombiana, 2009
The colombian Orinoco basin has registered 105 dung beetle species. Our study added 25 new records to the list of colombian dung beetles published in 2001.
Claudia Alejandra Medina U., Luz Astrid Pulido H.   +1 more
doaj   +1 more source

Fuentes y sumideros de fósforo en el sistema fluvial río Orinoco-laguna de Castillero, Venezuela

Ciencia e Ingeniería
Se investigó la geoquímica del fósforo (P) y la capacidad de los sedimentos del río Orinoco y de la laguna de Castillero (Venezuela) para actuar como fuentes o sumideros de P.
Aristide Márquez, Joselyn Acosta Núñez   +1 more
doaj   +1 more source

Protected Areas legislation and the conservation of the Colombian Orinoco Basin natural ecosystems

Nature Conservation, 2013
Colombia has shown a strong commitment to the achievement of the CBD´s biodiversity target, by promoting the conservation of at least 10% of its natural ecosystems. Protected Area categories in Colombia are undergoing a standardization process that
Ana Aldana, Jonathan Mitchley
doaj   +1 more source